A.\(y = {x^4} - 2{x^2}\)
B.\(y =  - {x^4} + 2{x^2}\)
C.\(y =  - {x^4} + 2{x^2} + 1\)
D.\(y = {x^3} - 2{x^2} + 1\)

A.\(4 - 3i\)
B.\(3 - 4i\)
C.\(3 + 4i\)
D.\(4 + 3i\)

A.\({e^x} + 2x + C\)
B.\({e^x} + \dfrac{{{x^3}}}{3} + C\)
C.\({e^x} - \dfrac{{{x^3}}}{3} + C\)
D.\({e^x} + {x^3} + C\)

A.\(x =  - 2\)
B.\(x = 2\)
C.\(x = 3\)
D.\(x = 0\)

A.\(1 + {\log _3}a\)
B.\(1 - {\log _3}a\)
C.\(3 + {\log _3}a\)
D.\(3{\log _3}a\)

A.\(10\)
B.\(21\)
C.\( - 4\)
D.\(4\)

A.\(3\)
B.\(4\)
C.\(5\)
D.\(25\)

A.\(\left( {1; + \infty } \right)\)
B.\(\left( {1;3} \right)\)
C.\(\left( { - \infty ;1} \right)\)
D.\(\left( { - \infty ;3} \right)\)

A.\( - \dfrac{1}{4}\)
B.\(\dfrac{1}{2}\)
C.\(\dfrac{1}{8}\)
D.\( - \dfrac{1}{8}\)

A.\(\left( { - 2; - 1} \right)\)
B.\(\left( {0;2} \right)\)
C.\(\left( {1;2} \right)\)
D.\(\left( { - 2; + \infty } \right)\)